From: Daniel Salzman <daniel.salzman@nic.cz>
Date: Sat, 18 Oct 2025 17:05:02 +0000 (+0200)
Subject: kru: don't expect obsolete Clang < 12 for optimized implementation
X-Git-Tag: v3.4.9~10
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0133fbea66c8098221dfd15cf5cbc6cbcf3fbc00;p=thirdparty%2Fknot-dns.git

kru: don't expect obsolete Clang < 12 for optimized implementation
---

diff --git a/src/knot/modules/rrl/kru-avx2.c b/src/knot/modules/rrl/kru-avx2.c
index a4a6d1960d..4e7a939191 100644
--- a/src/knot/modules/rrl/kru-avx2.c
+++ b/src/knot/modules/rrl/kru-avx2.c
@@ -14,17 +14,14 @@
     along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-// Checked with clang 5 (2017) and gcc 6 (2016).
+// Checked with clang 12 (2021) and gcc 6 (2016).
 // For other cases we'll rather keep just the generic implementation.
-#if defined(__x86_64__) && (__clang_major__ >= 5 || __GNUC__ >= 6) && !defined(__APPLE__)
+#if defined(__x86_64__) && (__clang_major__ >= 12 || __GNUC__ >= 6) && !defined(__APPLE__)
 
 // This file has code for new-ish x86 (2015+ usually, Atom 2021+) - AES + AVX2
-#if __clang_major__ >= 12
+#ifdef __clang__
 	#pragma clang attribute push (__attribute__((target("arch=x86-64-v3,aes"))), \
 							apply_to = function)
-#elif __clang__
-	#pragma clang attribute push (__attribute__((target("avx2,aes"))), \
-							apply_to = function)
 #else
 	#pragma GCC push_options
 	#if __GNUC__ >= 11